JP2005338583A5 - - Google Patents

Claims (5)

A toner storage unit having a space capable of storing toner therein and having an opening hole for allowing the toner to pass through a part of the outer wall;
And de an image forming apparatus body wearing said toner storage unit,
Toner provided in the image forming apparatus main body and capable of transporting toner and having an opening hole formed at an end thereof facing the opening hole of the toner storage unit with the toner storage unit mounted on the image forming apparatus main body Conveying means;
A shielding position that is adjacent to at least one of the opening hole of the toner storage unit or the opening hole of the toner transport unit and shields the opening hole of the toner storage unit and the opening hole of the toner transport unit; and the opening of the toner storage unit A shielding member provided so as to be movable between two positions of a communicating position that allows the toner to pass through the hole and the opening hole of the toner conveying means;
And an initial position where it does not interfere with the shielding member in the shielding position, between the shielding member and the communication with the position abutting on the said communicating position, provided movably said image forming apparatus main body abutting said shield member While the shielding member moving member configured to be movable toward the communication position, the shielding member,
Said shielding member moving member after moving from the initial position to the communicating state position, the drive means can be returned from the communication state position to the initial position,
An image forming apparatus comprising: The opening hole of the toner storage unit is a supply hole of the new toner, the toner conveying means image forming apparatus according to claim 1, characterized in that the feeding means as new toner. 3. The image forming apparatus according to claim 1, wherein the opening hole of the toner storage unit is a waste toner discharge hole, and the toner conveying unit is a waste toner collecting unit. A spring biasing the shield member from the communication position in the direction of moving into the blocking position, the engaging member for holding the blocking member against the urging force of the spring to the communicating position, the engaging member the image forming apparatus according to any one of claims 1 to 3, characterized in that and a release member for releasing the retention of the shielding member acts on. Wherein the shield member, according to any one of the shielding member while the user grasps from the communication position of the claims 1-4, characterized in that the protrusion is provided to be movable to said blocking position Image forming apparatus.